diff --git a/todo.md b/todo.md
index fefe68a..5ccbc4f 100644
--- a/todo.md
+++ b/todo.md
@@ -40,6 +40,7 @@ important things:
 	- are Checkboxes too small?
 	- Cocoa has similar margining issues (like Comboboxes having margins)
 	- on Windows 7 controls seem to use a slightly larger font than what the UI guidelines want? there really should have been a system call for this, Microsoft...
+		- oh, because message boxes use a different font on Windows 7 now, apparently?... Microsoft... TODO find out for sure
 - sometimes the size of the drop-down part of a Combobox becomes 0 or 1 or some other impossibly small value on Windows
 - make gcc (Unix)/clang (Mac OS X) pedantic about warnings/errors; also -Werror
 - make sure scrollbars in Listbox work identically on all platforms (specifically the existence and autohiding of both horizontal and vertical scrollbars)